X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 40-50% PEG-MME 550, 10MM ZNSO4, 0.1M MES PH6.5, pH 6.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 78.9 α = 90
b = 78.9 β = 90
c = 98.42 γ = 120
Symmetry
Space Group P 63

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH TORROIDAL MIRROR 2001-11-15
Diffraction Radiation
Monochromator Protocol
SILICON MONOCHROMATOR SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.5 -- SRS PX9.5

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
1.85 60 98.5 0.059 -- -- 8.5 -- 29614 -- -- --
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1.85 1.88 97.2 0.331 -- 2.4 2.7 --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 1.85 69.01 -- -- -- 28098 1506 99.3 -- 0.155 0.153 0.194 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.85 1.9 -- 112 2005 0.181 0.252 -- --
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_3_deg 1.352
r_mcangle_it 1.835
r_bond_other_d 0.001
r_angle_other_deg 2.094
r_gen_planes_refined 0.012
r_symmetry_vdw_refined 0.175
r_mcbond_it 1.159
r_gen_planes_other 0.005
r_xyhbond_nbd_other 0.114
r_symmetry_vdw_other 0.187
r_symmetry_hbond_refined 0.246
r_bond_refined_d 0.025
r_scbond_it 2.795
r_xyhbond_nbd_refined 0.109
r_scangle_it 4.052
r_chiral_restr 0.142
r_nbd_refined 0.21
r_nbd_other 0.203
r_nbtor_other 0.219
r_metal_ion_refined 0.051
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2576
Nucleic Acid Atoms 0
Heterogen Atoms 3
Solvent Atoms 236

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
REFMAC 5.0 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0 refinement
AMORE model building